Theatrum Chemicum Britannicum first published in 1652, is an extensively annotated compilation of English alchemical literature acquired by Elias Ashmole.
The book preserved and made available many works that had previously existed only in privately held manuscripts.
[1] The quantity of manuscripts acquired by Ashmole was of such a mass, that he planned to publish multiple volumes.
Containing Severall Poetical Pieces of our Famous English Philosophers, who have written the Hermetique Mysteries in their owne Ancient Language.
Faithfully Collected into one Volume, with Annotations thereon, by Elias Ashmole, Esq.